# ONE WEEK BEFORE THE DEADLINE! # 19th International Symposium on Spatial and Temporal Data (SSTD 2025) ## 25-27 August 2025, Osaka, Japan
**Website:** https://sstd2025.github.io/index.html
There is about one week before the abstract submission deadline. Here is the **Fourth Call for Papers** for SSTD 2025, which will be held in Osaka, Japan, coinciding with the Expo 2025. Abstract submissions and paper registrations are still open, and we invite you to contribute to this premier forum for spatial and temporal data research.
## SUBMISSION DEADLINES - APPROACHING SOON
- **Abstract submission (all tracks):** April 27, 2025 - **Paper submission deadline (all tracks):** May 4, 2025 - **Thesis and Dissertation Workshop Track submissions:** May 18, 2025 - **Tutorial proposals deadline:** May 4, 2025 - **Notification date:** July 1, 2025 - **Camera-ready:** July 15, 2025
All deadlines refer to 23:59 in the AoE (Anywhere on Earth) time zone.
## KEY TRACKS AND SUBMISSION OPPORTUNITIES
### A. Research / Demo / Industry Tracks
SSTD 2025 has expanded its scope beyond traditional databases to embrace the broader landscape of spatial and temporal data. We welcome contributions spanning:
- **Research Track:** Long papers (10 pages) and short papers (4 pages) presenting original contributions - **Demo Track:** System demonstrations (4 pages) showcasing developed or in-progress systems - **Industry Track:** Papers (10 pages) highlighting practical applications and real-world challenges
### B. NEW! Thesis and Dissertation Workshop Track
We are excited to introduce the first edition of the Thesis and Dissertation Workshop Track, offering Ph.D. candidates an opportunity to share their research with the SSTD community. Papers are limited to 4 pages, including references.
### C. Tutorial Proposals
We invite tutorial proposals (up to 1.5 hours) on topics relevant to spatial and temporal data management, databases, and mining. Proposals should be submitted directly to the tutorial chairs.
## TOPICS OF INTEREST
Topics include, but are not limited to:
- Spatial Foundations - Spatial Data Mining, Machine Learning, and Analytics - Spatial Statistical Analysis - Data Management and Storage - Spatial Networks and Graphs - Geographic Information Retrieval (GIR) - Visualization and Interaction - Quality, Uncertainty, Fairness and Privacy - Applications and Emerging Domains
## SUBMISSION INSTRUCTIONS
- Submit papers via: https://cmt3.research.microsoft.com/SSTD2025 - Use the double-column ACM SIG Conference Proceedings template - Page limits (excluding references): - Long research papers and industry papers: 10 pages - Short research papers and demo papers: 4 pages - Thesis and Dissertation Workshop papers: 4 pages (including references) - Tutorial proposals: Submit directly to tutorial chairs (max 4 pages)
## SPECIAL HIGHLIGHT: OSAKA EXPO 2025
SSTD 2025 coincides with the World Expo 2025 in Osaka (April 13 to October 13, 2025), offering participants a unique opportunity to experience this global event alongside the symposium. The Expo venue is just 30 minutes by metro from the SSTD 2025 venue.
## BEAUTIFUL VENUE: NAKANOSHIMA ISLAND
The symposium will be held at Osaka University Nakanoshima Center, located on Nakanoshima Island - Osaka's cultural and business center. The area offers museums, historic architecture, and convenient access to major attractions.
We look forward to your submissions and to welcoming you to Osaka in August 2025!
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For more details on submission guidelines, topics of interest, and attractions in Osaka, please visit our website: https://sstd2025.github.io/index.html